Finding the Fourth Proportional to 352,701.60, 528,385.44 and 273,427.68
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Solution
The fourth proportional to 352,701.60, 528,385.44 and 273,427.68 is: 409,624.47
Step by Step Solution
- Step 1: Write the proportion equation
352,701.60 : 528,385.44 = 273,427.68 : x - Step 2: Convert to fraction form
352,701.60/528,385.44 = 273,427.68/x - Step 3: Cross multiply
352,701.60x = 528,385.44 × 273,427.68 - Step 4: Simplify right side
352,701.60x = 144,475,205,004.98 - Step 5: Solve for x
x = 144,475,205,004.98/352,701.60 - Step 6: Final answer
x = 409,624.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.